Lot 182. A Colombian emerald and diamond bracelet, by Harry Winston. Estimate CHF 550,000 - CHF 750,000 (USD 556,395 - USD 758,721). Photo Christie's Images Ltd 2016.

Composed of a series of graduating octagonal-cut emeralds, interspersed with graduating marquise-cut diamonds, the three largest diamonds weighing approximately 5.09, 3.73 and 3.49 carats, 18.0 cm, mounted in platinum and gold, in blue leather Harry Winston case. With maker's mark of Jacques Timey, signed HW for Harry Winston

The three largest diamonds accompanied by reports nos. 2175900844, 6173900920 and 6177900917 dated 26 September 2016 from the GIA Gemological Institute of America respectively stating that the 5.09 carat diamond is F colour, VVS2 clarity, that the 3.73 carat diamond is E colour, VVS2 clarity and that the 3.49 carat diamond is D colour, VS1 clarity.

Report no. 83470 dated 7 January 2016 from the SSEF Swiss Gemmological Institute stating that the origin of the emeralds is Colombia, 4 emeralds with moderate oil, 7 emeralds with minor oil.

Further accompanied by copy of original invoice from Harry Winston.

Christie's. Geneva Magnificent Jewels, 15 November 2016, Geneva